<%@ page language="java" contentType="text/html; charset=UTF-8"
		 pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
	<div style="text-align: center; padding-top: 100px; font-size: 30px;">
		此用户名已存在!
	</div>
</body>
</html>